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| Lotem 800 Installation Guide Introduction |
Media
Plates
Image Coverage
Screening
Accuracy
Throughput
Front End Connectivity
Loading
Punch
Electronic system
Environmental Conditions
Physical Dimensions
Service
Media
Type |
Non ablative IR sensitive Aluminum Plates (830nm). Sensitivity better than 300 mj/cm²) |
Size |
Min.: 650 x 550 mm (650 mm
along the drum) Max.: 1130 x 900 mm (44.5"x35.4") Flexibility: Any plate size within this range, though only five field configurable plate sizes can be supported in a single machine Thickness: 0.17-0.3 mm (8-12 mil. nominal) |
Plates
Reflective densitometer |
A reflective densitometer (B/W or color), which uses n-factor to adjust for negative/positive plates, should be on the site. |
Pre-heat / Post-bake ovens |
Some plates require the use of
pre-heat or post-bake ovens. The supplier of these devices will provide the specifications. |
| Plate Size | All plates within the range of 650 x 550 mm to 1130 x 900 mm (25.6 x 21.7 inch to 44.5 x 35.4 inch) can be plotted. This range covers standard 4up or 8up presses; does not support the half-web size, which is smaller. |
| Plate Thickness | Plate thickness can range within 0.17 - 0.3 mm. This range covers all sheetfed and most modern web presses. |
Image Coverage
Relative to plate |
All over the plate, except for the press gripper area. Smallest supported press gripper area is 10 mm at the leading edge, and 6 mm at the trailing edge of the plate. |
Marks exposure |
Yes |
Screening
Line screen range |
250 line screen |
Different angles |
Total flexibility |
Dot percent uniformity |
±1% (pick to pick) over the entire plate |
Accuracy
Note: Variation in plate thickness will impair accuracy (this is not a Lotem issue).
Absolute image accuracy |
± 25 micron |
Image to plate reference |
± 25 micron |
Image repeatability between plates |
± 25 micron |
Throughput
| Total throughput (B1 plate at resolution of 100 and 200mJ/cm² plate): Basic option: 10 plates per hour |
Front End Connectivity
| Type of station | Brisque F50 |
| No. of input sockets (stations) | Two (2) to support dual RIP |
Loading
| Load | Auto-loading system |
| Unload | Auto unloading of plates |
| Plate cassettes: | |
| No. of cassettes inside machine at a given time | 1 |
| No. of plates in cassette | Up to 100 plates for 0.3 mm plate thickness |
| Plate size flexibility | Full flexibility, operator adjustable |
In line plate conveyor |
Can be purchased from Scitex |
Interleaf paper handling |
Yes |
Punch
Basic definition |
Punches are a field-added option, priced depending on the specific configuration. The platesetter is manufactured and supplied with no punches. Standard punch kits are defined based on press configurations. Up to nine punches are possible, with minimum of 30 mm between perforations. A wide variety of punches is available from CreoScitex (see Lotem 800 Site Preparation Guidelines, Cat #399Z51191). |
Location |
Leading edge of the plate (relative to press loading direction). |
Electronic system
Power line |
Voltage range: 110/220 VAC ± 10%
Frequency range 50-60 Hz Power consumption 6K[W] |
Carriage control |
Eliminate unnecessary travels:
supported Fast speed for service travel: supported Full control by the I/O station |
Diagnostics |
Boards: supported Systems: supported Remote: supported |
Environmental Conditions
General |
Standard office environment |
Lighting |
Plate dependent. Plates located inside the machine are protected from the surrounding light, providing that the plates can be exposed to this light for up to 2 minutes without any damage |
Temperature |
23°C ± 2°C (73.5°F ± 3°F) |
Humidity |
55% ± 5%. |
Physical Dimensions
Without
covers: |
Width: 1900 mm (75") Depth: 1260 mm (50") Height: 1330 mm (53") Width: 2110 mm (84") Depth: 1370 mm (55") Height: 1400 mm (56") |
Weight |
1070 kg (2375 lb.) |
Shipping |
Suitable for conventional air transportation |
Approvals |
CE approved |
Service
| General | To be performed only by a certified Lotem service engineer. |
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